Home / 8,320.73-11,481.95-4,783.25

Finding the Fourth Proportional to 8,320.73, 11,481.95 and 4,783.25

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Solution

The fourth proportional to 8,320.73, 11,481.95 and 4,783.25 is: 6,600.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320.73 : 11,481.95 = 4,783.25 : x
  2. Step 2: Convert to fraction form
    8,320.73/11,481.95 = 4,783.25/x
  3. Step 3: Cross multiply
    8,320.73x = 11,481.95 × 4,783.25
  4. Step 4: Simplify right side
    8,320.73x = 54,921,078.00
  5. Step 5: Solve for x
    x = 54,921,078.00/8,320.73
  6. Step 6: Final answer
    x = 6,600.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.